664755715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{123217}}^1$

素因数の和:123318

約数の個数: 16

約数和(自身を含む): 869426208

約数和(自身を除く): 204670493

約数列:

[1, 5, 13, 65, 83, 415, 1079, 5395, 123217, 616085, 1601821, 8009105, 10227011, 51135055, 132951143, 664755715]

約数ペア:

[(1, 664755715), (5, 132951143), (13, 51135055), (65, 10227011), (83, 8009105), (415, 1601821), (1079, 616085), (5395, 123217)]